Common Causes of Asthma: Allergic and Non-Allergic

Although clear patterns do exist, the specific causes of asthma are far from straightforward. Research has established that the causes cannot simply be divided into allergic and non-allergic. Allergic asthma is triggered by allergens: substances capable of stimulating the body’s immune system into bringing about an allergic reaction. Many other factors also come into play. … Read more

Types of Asthma

Until recently, asthma as a condition was divided into two clearly defined types: extrinsic (allergic) and intrinsic (non-allergic). Nowadays, however, a more group-type approach is preferred. This gave resulted in the classification of asthma into the following types.